[] a claim or complaint against sb that a person or an organization can make in court 诉讼；起诉◆He filed a lawsuit against the company for breach of contract. 他对违反合同的这家公司提起了诉讼。◆a string of product liability lawsuits 一连串的产品责任诉讼⨁to bring / file / settle a lawsuit 起诉；提起诉讼；断案